Thyroid & parathyroid

Low risk thyroid tumors

WDT-UMP



Last author update: 1 January 2017
Last staff update: 28 August 2023

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PubMed Search: well differentiated neoplasm of uncertain malignant potential OR WDT-UMP


Shuanzeng (Sam) Wei, M.D., Ph.D.
Page views in 2023: 7,193
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Cite this page: Wei S. WDT-UMP. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/thyroidwelldiffump.html. Accessed March 28th, 2024.
Definition / general
Essential features
  • Follicular neoplasm with equivocal nuclear features of papillary thyroid carcinoma and questionable capsular or vascular invasion
Diagrams / tables

Images hosted on other servers:
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Schematic drawing for capsular invasion

Schematic drawing for vascular invasion

Prognostic factors
  • Excellent prognosis with lobectomy
Gross description
  • Well circumscribed or encapsulated solid nodule
Microscopic (histologic) description
  • Well circumscribed or encapsulated follicular neoplasm with equivocal nuclear features of papillary thyroid carcinoma and questionable capsular or vascular invasion
Microscopic (histologic) images

Contributed by Shuanzeng Wei, M.D., Ph.D.
Missing Image

Questionable nuclear features of papillary carcinoma

Cytology description
Cytology images

Images hosted on other servers:

Cytological features of WDT-UMP

Positive stains
Differential diagnosis
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